ENVI SCIE PRACTICE

This is the layer where humans live on and is the most widely studied and understood layer.

• Inner Core

• Crust

• Upper Mantle

• Outer Core

This layer has several layers like uppermost and asthenosphere.

Crust is composed of two different rocks.

Basalt is much denser than granite.

• This is true

• Granite is much denser than Basalt

• They're both dense

The uppermost part of the mantle is rigid, and together with the crust, forms the

_____________

The middle part of the upper mantle is composed of very hot dense rock that flows like asphalt, and it is called

• geosphere

• cryosphere

• asthenosphere

• biosphere

The earth’s crust is composed of _____, and rocks are primarily composed of _____.

• rocks and minerals

• granite and basalt

• metallic and non-metallic minerals

• rocks and soil.

It is an aggregate of mineral particles – but may also contain organic material

• Soil

• Rock

• Sand

• Dust

Rock Classification

• Igneous, Sedimentary, Complementary

• Insidious, Supplementary, Metamorphosis

• Igneous, Sedentary, Metamorphic

• Igneous, Sedimentary, Metamorphic

• Igneous, Sendimenatary, Metaphorical

Form due to the cooling and crystallization of magma